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2.0
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Message
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To guarantee the message order a specific mechanism must be in place. There are several possibilities to realise this.
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Ordering
The reasons behind message ordering are:
- guaranteeing the order of messages
- controlling the correct order is important to stay in sync between
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- sending and
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- receiving registry
- some
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- messages only make
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- sense if processed in the correct order
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- making transparent (no) messages are missing
- proper sequencing will make
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- error handling and issue tracing easier
There are several possibilities to realize this:
Option A):
intrinsic ordering only:
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- no additional information needed or overhead needeoverhead
Con:
- only implicite implicit ordering
- no explicit control indicator on missing messages on reciever receiver side
Option B):
ordering via local sequence number:
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central sequence number provided by SMC:
option C1: on one number per recieving receiving registry
option C2: on one number per sending / recieving receiving registry combination
Sender Responsibility:
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